#!/bin/sh

# Slackware build script for lirc

# Copyright 2009  Murat D. Kadirov <banderols@gmail.com>
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

PRGNAM=lirc
VERSION=${VERSION:-0.8.6}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

KERNEL=${KERNEL:-$(uname -r)}
PKG_VERS=${VERSION}_$(echo $KERNEL| tr - _)

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.bz2
cd $PRGNAM-$VERSION
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# Disabling lirc_gpio driver as it does no longer work with kernel 2.6.22+
sed -i -e "s:lirc_gpio\.o::" drivers/lirc_gpio/Makefile.am || exit 1

# Fix building lirc_i2c - thanks to the Gentoo guys
patch -p1 < $CWD/patches/lirc_i2c.patch

# Fix building on 2.6.33.x kernels - thanks to the Gentoo guys
patch -p1 < $CWD/patches/2.6.33.patch
patch -p1 < $CWD/patches/autoconf.patch

autoreconf
libtoolize

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --docdir=/usr/doc/$PRGNAM-$VERSION \
  --enable-sandboxed \
  --with-driver=all \
  --with-transmitter \
  --build=$ARCH-slackware-linux

# Disable parallel and bt829 because of incompatibility with smp systems
sed -i -e "s:lirc_parallel::" -e "s:lirc_bt829::" \
     Makefile drivers/Makefile drivers/*/Makefile tools/Makefile

make
make install DESTDIR=$PKG

mkdir -p $PKG/usr/share/$PRGNAM
cp -a remotes $PKG/usr/share/$PRGNAM 

mkdir -p $PKG/lib/udev/rules.d
cat contrib/lirc.rules > $PKG/lib/udev/rules.d/96-lirc.rules

mkdir -p $PKG/etc/logrotate.d
cat contrib/lircd.conf > $PKG/etc/lircd.conf.new
cat contrib/lircmd.conf > $PKG/etc/lircmd.conf.new
cat contrib/lircrc > $PKG/etc/lircrc.new
cat $CWD/lirc.logrotate > $PKG/etc/logrotate.d/lirc.new

find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

find $PKG/usr/man -type f -exec gzip -9 {} \;

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a ANNOUNCE AUTHORS COPYING ChangeLog INSTALL NEWS README TODO \
  doc/{html,irxevent.keys,lirc.hwdb} $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
sed "s%@KERNEL@%$KERNEL%" $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$PKG_VERS-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}
